9th International Conference on Medical and Biological Engineering, Melbourne, Australia, 23-27 August 1971 In addition to lecturing at this conference, Katz delivered the Keith Inglis Memorial Lecture and gave talks at Sydney Hospital, the International Bio-engineering Conference, three public lectures as well as undergraduate lectures and seminars at Melbourne and Monash Universities. He also held a visiting fellowship at Ormond College, University of Melbourne, between 17 August and 22 September. At the request of the British Council he then visited Singapore and Thailand between 23-26 September before returning home. Correspondence re arrangements, invitations, travel and lectures. 1970-1971